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Table 4 The number and percentage of discrepancies in reporting to the NJR

From: Validation of revision data for total hip and knee replacements undertaken at a high volume orthopaedic centre against data held on the National Joint Registry

  Total hip replacement (THR) Total knee replacement (TKR)
Number of revisions reported to the NJR where the primary THR or TKR was undertaken at our centre by the surgeons involved in the study 160 137
Discrepancies in reporting reason (indication) for revision NJR 41 28
Percentage of discrepancies (%) 25.63% 20.40%